2250845 has 4 divisors (see below), whose sum is σ = 2701020. Its totient is φ = 1800672.

The previous prime is 2250799. The next prime is 2250869. The reversal of 2250845 is 5480522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 900601 + 1350244 = 949^2 + 1162^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250845 - 2¹² = 2246749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225080 + ... + 225089.

It is an arithmetic number, because the mean of its divisors is an integer number (675255).

2^2250845 is an apocalyptic number.

It is an amenable number.

2250845 is a deficient number, since it is larger than the sum of its proper divisors (450175).

2250845 is an equidigital number, since it uses as much as digits as its factorization.

2250845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450174.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2250845 is about 1500.2816402263. The cubic root of 2250845 is about 131.0534715572.

The spelling of 2250845 in words is "two million, two hundred fifty thousand, eight hundred forty-five".